/** @file * IPRT / No-CRT - Our minimal float.h. */ /* * Copyright (C) 2022 Oracle and/or its affiliates. * * This file is part of VirtualBox base platform packages, as * available from https://www.virtualbox.org. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation, in version 3 of the * License. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, see . * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included * in the VirtualBox distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. * * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 */ #ifndef IPRT_INCLUDED_nocrt_float_h #define IPRT_INCLUDED_nocrt_float_h #ifndef RT_WITHOUT_PRAGMA_ONCE # pragma once #endif #include /* * Common. */ #define FLT_RADIX 2 /* * float */ #if defined(RT_ARCH_X86) || defined(RT_ARCH_AMD64) || defined(RT_ARCH_ARM64) # define FLT_MAX (3.40282347E+38F) # define FLT_MIN (1.17549435E-38F) # define FLT_TRUE_MIN (1.40129846E-45F) # define FLT_MAX_EXP (128) # define FLT_MIN_EXP (-125) # define FLT_MAX_10_EXP (38) # define FLT_MIN_10_EXP (-37) # define FLT_EPSILON (1.192092896E-07F) # define FLT_DIG (6) # define FLT_DECIMAL_DIG (9) # define FLT_MANT_DIG (24) # define FLT_HAS_SUBNORM (1) #endif /* * double */ #if defined(RT_ARCH_X86) || defined(RT_ARCH_AMD64) || defined(RT_ARCH_ARM64) # ifdef _MSC_VER # define DBL_MAX (1.7976931348623158E+308) # else # define DBL_MAX (1.7976931348623157E+308) # endif # define DBL_MIN (2.2250738585072014E-308) # define DBL_TRUE_MIN (4.9406564584124654E-324) # define DBL_MAX_EXP (1024) # define DBL_MIN_EXP (-1021) # define DBL_MAX_10_EXP (308) # define DBL_MIN_10_EXP (-307) # define DBL_EPSILON (2.2204460492503131E-16) # define DBL_DIG (15) # define DBL_DECIMAL_DIG (17) # define DBL_MANT_DIG (53) # define DBL_HAS_SUBNORM (1) #endif /* * long double */ #if ((defined(RT_ARCH_X86) || defined(RT_ARCH_AMD64)) && defined(RT_OS_WINDOWS)) || defined(RT_ARCH_ARM64) /*?*/ # define LDBL_MAX DBL_MAX # define LDBL_MIN DBL_MIN # define LDBL_TRUE_MIN DBL_TRUE_MIN # define LDBL_MAX_EXP DBL_MAX_EXP # define LDBL_MIN_EXP DBL_MIN_EXP # define LDBL_MAX_10_EXP DBL_MAX_10_EXP # define LDBL_MIN_10_EXP DBL_MIN_10_EXP # define LDBL_EPSILON DBL_EPSILON # define LDBL_DIG DBL_DIG # define LDBL_DECIMAL_DIG DBL_DECIMAL_DIG # define LDBL_MANT_DIG DBL_MANT_DIG # define LDBL_HAS_SUBNORM DBL_HAS_SUBNORM #elif defined(RT_ARCH_X86) || defined(RT_ARCH_AMD64) # define LDBL_MAX (1.1897314953572317650E+4932L) # define LDBL_MIN (3.3621031431120935063E-4932L) # define LDBL_TRUE_MIN (3.6451995318824746025E-4951L) # define LDBL_MAX_EXP (-16381) # define LDBL_MIN_EXP (16384) # define LDBL_MAX_10_EXP (4932) # define LDBL_MIN_10_EXP (-4931) # define LDBL_EPSILON (1.0842021724855044340E-19L) # define LDBL_DIG (18) # define LDBL_DECIMAL_DIG (21) # define LDBL_MANT_DIG (64) # define LDBL_HAS_SUBNORM (1) #endif #endif /* !IPRT_INCLUDED_nocrt_float_h */